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Service bulletin B520418

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10145334
Published by NHTSA2018-10-09
Manufacturer's numberB520418
Manufacturer's date2018-07-01
NHTSA componentSEATS

NHTSA's summary

CREAKING NOISE FROM FRONT SEAT CUSHION: A creaking noise, as demonstrated in video https://tinyurl.com/V520118 , can be heard from the vicinity of the front seat cushion (Foam padding).

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Seats

Vehicles listed
BMW I82014, 2015, 2016, 2017
BMW I82018

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
6136142018-11-13. Service bulletin. Service Action: Replace Neck Warmer Control Unit. The control unit for the rear seat neck warmer may not be coded correctly. This causes the neck warmer to malfunction. Incorrect coding of the neck warmer control unit